The 48" x 48" Flag Bag by Matthews is made of 1000 denier polyester fabric exterior shell with a heavy duty zippered closure and carrying handles. The inside is lined with a corrugated plastic to protect the contents and provide stiffness. The interior corrugated liner is replaceable and the bag is provided with one divider of the same material. Additional dividers are available. The Flag Bags will hold eight to ten Flags each.